WINONA, Minn. – A woman who lives outside Lewiston called the sheriff’s office about a man who knocked on her door about 12:30 am. and asked for someone she didn’t know. He left. But the woman got his car’s license number. In Winona an hour later. about 1:40 a.m., police spotted the car and found David Jermaine Griffith, 49, of Winona. He admitted drinking and smelled like it, officers said.  His balance was unsteady in roadside sobriety tests. He was booked for driving under the influence. The knock-knock Lewiston incident had been County Road 25 southeast of town.